.tags-box {
  display: flex;
  flex-wrap: wrap;
}

.tags-box .tags-item {
  text-align: center;
  padding: 10px 20px;
  text-decoration: none;
}

.tags-box .tags-item .tile-icon {
  position: relative;
  width: 50px;
    height: 50px;
    line-height: 50px;
    font-size: 30px;
    margin: 0 auto;
    background: #ccc;
    border-radius: 50%;
}

.tags-box .tags-item .tile-icon img {
  width: 50px;
    height: 50px;
    line-height: 50px;
    font-size: 30px;
    margin: 0 auto;
    background: #ccc;
    border-radius: 50%;
}
.tags-box .tags-item .tile-icon .del {
  display: none;
  width: 36px;
    height: 20px;
    line-height: 20px;
    font-size: 14px;
    color: red;
    position: absolute;
    top: -5px;
    right: -8px;
    background: #000;
    opacity: 0.7;
}
.tags-box .tags-item:hover .tile-icon .del {
  display: block;
}

.add-dialog {
  margin: 70px auto;
    padding: 20px 30px;
    width: 450px;
    border: 1px solid #ccc;
}